private void CreateRoad(WayStruct str)
{
if (str.tags[0].value == "yes")
{
return;
}
GameObject go = new GameObject($"highway_{str.tags[0].value}_{str.id.ToString()}");
go.AddComponent <LineRenderer>();
var mf = go.GetComponent <LineRenderer>();
float roadWidth = .1f;
switch (str.tags[0].value)
{
case "service":
roadWidth = 0.1f;
break;
case "sidewalk":
case "footway":
roadWidth = .05f;
break;
case "residental":
roadWidth = 1f;
break;
}
Vector2[] points = str.nodes.Select(x => x.position).ToArray();
points = points.Take(points.Length - 1).ToArray();
Vector2 scaleVec = new Vector2(10000, 10000);
for (int n = 0; n < points.Length; n++)
{
points[n] = new Vector2((points[n].x - minlat) * -1f, points[n].y - minlon);
points[n].Scale(scaleVec);
}
Vector3[] vec3d = new Vector3[points.Length];
for (int i = 0; i < vec3d.Length; i++)
{
vec3d[i] = new Vector3(points[i].x, 0, points[i].y);
}
mf.positionCount = vec3d.Length;
mf.SetPositions(vec3d);
mf.startWidth = roadWidth;
mf.endWidth = roadWidth;
}
private void CreateBuilding(WayStruct str)
{
GameObject go = new GameObject($"building_{str.id.ToString()}");
go.AddComponent <MeshFilter>();
go.AddComponent <MeshRenderer>();
var mf = go.GetComponent <MeshFilter>();
Mesh mesh = new Mesh();
mf.mesh = mesh;
Vector2[] points = str.nodes.Select(x => x.position).ToArray();
points = points.Take(points.Length - 1).ToArray();
Vector2 scaleVec = new Vector2(10000, 10000);
for (int n = 0; n < points.Length; n++)
{
points[n] = new Vector2((points[n].x - minlat) * -1f, points[n].y - minlon);
points[n].Scale(scaleVec);
}
Triangulator tr = new Triangulator(points);
int[] indices = tr.Triangulate();
Vector3[] vec3d = new Vector3[points.Length];
for (int i = 0; i < vec3d.Length; i++)
{
vec3d[i] = new Vector3(points[i].x, 0, points[i].y);
}
mesh.vertices = vec3d;
mesh.triangles = indices;
mesh.RecalculateNormals();
mesh.RecalculateBounds();
go.GetComponent <MeshRenderer>().material = buildingMaterial;
}
